ironing vs stewardship

ironing

noun
  • The act of pressing clothes with an iron. 

  • Laundry that has been washed and is ready to be ironed. 

  • Laundry that has recently been ironed. 

stewardship

noun
  • The rank or office of a steward. 

  • Foresters believe in stewardship of the land. 

  • The act of caring for or improving with time. 

How often have the words ironing and stewardship occurred in a corpus of books? (source: Google Ngram Viewer )